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AD7865ASZ-1
+StücklisteIC ADC 14BIT SAR 44MQFP
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HerstellerAnalog Devices Inc.
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Herstellerteil #AD7865ASZ-1
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Datenblatt AD7865ASZ-1 DataSheet
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Paket PQFP-44
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Auf Lager4266
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package | Bulk,Tray |
| ProductStatus | Active |
| NumberofBits | 14 |
| SamplingRate(PerSecond) | 350k |
| NumberofInputs | 4 |
| InputType | Single Ended |
| DataInterface | Parallel |
| Configuration | S/H-MUX-ADC |
| Ratio-S/H:ADC | 4:1 |
| NumberofA/DConverters | 1 |
| Architecture | SAR |
| ReferenceType | External, Internal |
| Voltage-SupplyAnalog | 5V |
| Voltage-SupplyDigital | 5V |
| Features | Simultaneous Sampling |
| OperatingTemperature | -40°C ~ 85°C |
| Package/Case | 44-QFP |
| SupplierDevicePackage | 44-MQFP (10x10) |
Übersicht
Description
The device includes a track-and-hold amplifier per channel, enabling simultaneous sampling, which is crucial for time-sensitive applications. The AD7865ASZ-1 supports serial data output, simplifying interfacing with microcontrollers and digital signal processors. It also features a flexible input range and offers both unipolar and bipolar input capabilities.
Key applications for the AD7865ASZ-1 include industrial control systems, instrumentation, medical equipment, and communication systems, where precise and fast data conversion is required. The device is housed in a compact package, making it suitable for space-constrained designs while maintaining robust performance standards.
Equivalent
1. Texas Instruments ADS7851 - Dual, 14-bit ADC with similar specifications.
2. Maxim Integrated MAX1300 - Dual, 14-bit ADC with parallel interface and comparable performance.
3. Microchip Technology MCP3202 - While slightly different, it offers 12-bit resolution and could be considered for less demanding applications.
Ensure compatibility in terms of pin configuration, voltage, and interface before substituting.
Features
1. High Speed: It offers a fast conversion rate, typically up to 1 MSPS (Mega Samples Per Second), making it suitable for high-speed data acquisition needs.
2. Dual Channels: The ADC has two simultaneous sampling channels, allowing for the concurrent processing of two separate analog signals.
3. 14-Bit Resolution: This ensures precise digital representation of analog input signals, providing high accuracy and low quantization error.
4. Low Power Consumption: Designed for efficiency, it operates at low power levels, which is beneficial for battery-powered and portable applications.
5. Serial and Parallel Interface: The ADC supports both serial and parallel data interfaces, offering flexibility in connecting with various digital systems.
6. Voltage Reference: It includes an on-chip voltage reference, reducing the need for external components and simplifying design.
7. Small Package: Available in a compact surface-mount package, it saves space in PCB designs.
These features make the AD7865ASZ-1 suitable for applications requiring precise, high-speed analog-to-digital conversion, such as industrial process control and instrumentation.
Pinout
The main functions of the AD7865ASZ-1 include the conversion of analog input signals into digital output data, providing high precision and accuracy for a variety of signal processing tasks. It supports a serial or parallel interface, enabling flexible connectivity with microcontrollers or digital signal processors (DSPs). Additionally, the ADC includes an internal reference, but it can also be used with an external reference for improved versatility.
In summary, the AD7865ASZ-1 is a dual-channel, 14-bit ADC with a 28-pin configuration that excels in applications needing high-speed and simultaneous data acquisition.
Manufacturer
Application
1. Instrumentation and Test Equipment: Utilized for precise data acquisition in measurement instruments.
2. Industrial Automation: Employed in control systems for accurate monitoring and feedback.
3. Medical Devices: Used in medical imaging and diagnostic equipment for high-resolution data capture.
4. Communication Systems: Supports signal processing applications in telecommunications.
5. Automotive Systems: Applied in advanced driver-assistance systems (ADAS) for sensor data conversion.
6. Aerospace and Defense: Used in radar and navigation systems for reliable signal conversion.
These applications leverage its accuracy, speed, and reliability.